<template>
  <div class="popup_page">
    this is popup popup_page
    <div class="popup_page_main">this is popup page main</div>
  </div>
</template>
<script>
export default {};
</script>
<style lang="scss" scoped>
.popup_page {
  color: red;
  .popup_page_main {
    color: green;
  }
}
</style>